Finding the Third Proportional to 778,876 and 1,674,088

Step by Step Solution

1. Step 1: Write the proportion equation
   778,876 : 1,674,088 = 1,674,088 : x
2. Step 2: Convert to fraction form
   778,876/1,674,088 = 1,674,088/x
3. Step 3: Cross multiply
   778,876x = 1,674,088 × 1,674,088
4. Step 4: Simplify right side
   778,876x = 2,802,570,631,744
5. Step 5: Solve for x
   x = 2,802,570,631,744/778,876
6. Step 6: Final answer
   x = 3,598,224.41